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Self-Propelled Cart. Before motorized vehicles were even a glimmer in someone’s eye, Leonardo da Vinci designed a self-propelled cart capable of moving without being pushed.

Robotic Knight. With his innovative, engineering mind, Leonardo da Vinci had many ideas that employed the use of pulleys, weights and gears. Certainly, these three components were crucial to many of his automated inventions - including his versions of the clock, air conditioner and hydraulic power saw.